50kW 62.5kVA Shangchai Open Type Diesel Generator Set With Stamford Alternator
This 50kW (62.5kVA) open-type diesel generator set is assembled with genuine Shangchai industrial diesel engine and world-renowned Stamford brushless synchronous alternator. Adopting open-frame structure, the unit features excellent heat dissipation and easy access for inspection and maintenance. It serves as prime power or emergency standby power supply for industrial and commercial projects, widely applied in factories, construction sites, workshops, data rooms and other locations without strict noise-limitation requirements.
| Item | Specification |
|---|---|
| Rated Prime Power | 50kW / 62.5kVA |
| Standby Power | 55kW / 68.75kVA |
| Rated Frequency | 50Hz (60Hz optional) |
| Rated Voltage | 400/230V (480V customizable) |
| Rated Current | 90A |
| Power Factor | 0.8 Lagging |
| Rotating Speed | 1500rpm |
| Connection | 3 Phase 4 Wires, Star Connection |
| Structure Type | Open Frame Type |
| Control System | Intelligent digital controller (ATS optional) |
| Overload Capacity | 110% rated load for 1 hour every 12 hours |
| Base Fuel Tank | 8-hour continuous running fuel tank |
| Item | Specification |
|---|---|
| Engine Model | 4ZT3.5-G21 |
| Configuration | In-line 4-cylinder, 4-stroke, water cooled |
| Intake Mode | Turbocharged & Intercooled |
| Governing Mode | Electronic governor |
| Displacement | 3.5L |
| Starting System | 24V DC electric start |
| Cooling System | Closed radiator cooling |
| Fuel Consumption | ≤205 g/kW*h |
| Fuel Type | 0# Diesel |
| Item | Specification |
|---|---|
| Type | Brushless self-excited synchronous alternator with AVR |
| Winding | 100% pure copper winding |
| Insulation Class | Class H |
| Protection Grade | IP23 |
| Steady-state Voltage Regulation | ≤±1% |
| Efficiency | ≥93.0% |
| Waveform Distortion Rate | ≤2.5% |
- Genuine Shangchai Industrial Engine: Mature domestic power unit, stable power output, good load adaptability, low fuel consumption, complete global spare-parts supply support.
- Stamford Famous-brand Alternator: High-performance brushless alternator, fast voltage response, strong anti-impact-load capability, low temperature rise, high reliability for long-time continuous operation.
- Open-Frame Structure: Unobstructed air circulation for excellent heat dissipation. All components are fully exposed for convenient inspection, repair and parts replacement.
- Integrated Base Frame: Heavy-duty steel base frame with built-in fuel tank, equipped with high-quality rubber shock absorbers to reduce vibration transfer.
- Complete Protection Functions: Real-time monitoring of oil pressure, water temperature, rotating speed, voltage and current; automatic alarm and shutdown under fault conditions.
- Compact Layout: Reasonable structural layout, easy for transportation, hoisting and installation.
Prime or standby power for factories, construction sites, workshops, mines, warehouses, small-size data rooms, farms and other projects with no strict noise-control requirements.


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